@book{28801,
	author = {Jellis, G. J. and Eucarpia. and EAPR/EUCARPIA Breeding & Variety Assessment Meeting},
	title = {The Production of new potato varieties :},
	publisher = {Cambridge University Press,},
	year = {c1987.},
	address = {New York :},
	url = {http://www.loc.gov/catdir/samples/cam031/87006385.html}
}